PlainEnviro

Carter, OK

Moderate Risk (43/100)

A PlainEnviro-computed score from reported facility/violation counts, not an official EPA rating, health forecast, or population-adjusted rate. See methodology.

Environmental data for Carter in Oklahoma · Population: 48,255

Carter, OK is tracked across three EPA datasets covering 10 Toxics Release Inventory (TRI) facilities, 8 Safe Drinking Water Act systems, and 0 Superfund National Priorities List sites. Together these generate an environmental burden score of 43/100 (Moderate Risk), calibrated against national distributions for facility density, chemical release volume, Superfund concentration, and water-system health violations.

Industrial disclosures inside the county total 1.1M lbs of reported toxic releases under EPCRA Section 313, while 8 water systems carry an active health-based violation in the SDWIS record. EPA Air Quality System monitors logged a median AQI of 48 and a peak AQI of 143 in 2024, with 60% of observed days rated "Good" (0–50).

All figures below draw directly from federal EPA records, TRI self-reported emissions, SDWIS compliance history, NPL Hazard Ranking System scores, and AQS daily AQI summaries, and are not adjusted, weighted, or forecast. A past violation or elevated score does not itself indicate current unsafe conditions; it documents the regulatory and disclosure history publicly filed with the U.S. Environmental Protection Agency through the most recent reporting cycle.

Population
48,255
TRI Facilities
10
Water Systems
8
Superfund Sites
0
Total Releases
1.1M lbs

Air Quality History (2020–2024)

EPA Air Quality Index (AQI) data showing how many days per year fall into each air quality category.

Year Good Moderate Unhealthy (SG) Max AQI
2024 217 (60%) 132 14 143
2023 189 (55%) 138 17 136
2022 254 (74%) 88 0 160
2021 186 (59%) 129 1 118
2020 201 (58%) 143 1 147
2024 Good Air Quality: 60% of days
Unhealthy days: 14
Median AQI: 48

Source: EPA Air Quality System (AQS) Annual AQI by County EPA Air Quality System (AQS) Annual AQI by County AQI categories: Good (0-50), Moderate (51-100), Unhealthy for Sensitive Groups (101-150), Unhealthy (151-200), Very Unhealthy (201-300), Hazardous (301+)

For real-time air quality readings and pollutant breakdowns in Oklahoma, see the EPA's AirNow.gov.

Water Systems (8)

System Population Violations
SOUTHERN OKLA WATER CORP 11,250 182
LONE GROVE 4,863 2
HEALDTON 2,785 14
WESTERN CARTER CO WATER CORP 2,000 78
WILSON MUNICIPAL AUTHORITY 1,600 5
WEST DAVIS RWD 500 78
GOLDEN OAKS HOME OWNERS ASSN 135 4
RATLIFF CITY 131 20

TRI Facilities (10)

# Facility Total Releases
1 Valero Refining Co -Oklahoma Valero Ardmore Refinery 729.2K lbs
2 Michelin N.a. Inc. Ardmore Plant 316.6K lbs
3 Ej Ardmore Inc 58.4K lbs
4 Beetle Plastics LLC a Midwest Cooling Tower Co 24.7K lbs
5 Medxl 71 lbs
6 Rustin Ardmore Rmc Plant 4 lbs
7 Atlas Roofing Corp 2 lbs
8 Ardmore Batch Plant 0 lbs
9 Ifs Coatings Inc 0 lbs
10 Ergon Asphalt & Emulsions Inc. - Ardmore 0 lbs

Cities in Carter (1)

Ardmore
Pop: -
10 facilities · 3 water

Frequently Asked Questions

What is the environmental risk level in Carter, Oklahoma? ▼
Carter, OK has an environmental risk score of 43/100 (Moderate Risk), based on 10 TRI facilities, 0 Superfund sites, and 8 water systems on record. 8 water systems have health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.
Are there Superfund sites in Carter? ▼
No Superfund National Priorities List (NPL) sites are currently registered in Carter, OK in the EPA database.
How many toxic release facilities are in Carter? ▼
Carter, OK has 10 TRI-reporting facilities on record with the EPA Toxic Release Inventory, with a combined total of 1.1M lbs in reported toxic releases. TRI facilities self-report annual chemical release data to the EPA.
What is the air quality in Carter? ▼
In 2024, Carter, OK recorded a median AQI of 48 and a peak AQI of 143. 60% of monitored days had "Good" air quality (AQI 0–50). Source: EPA Air Quality System (AQS) Annual AQI by County.
Is the drinking water safe in Carter? ▼
Carter, OK has 8 EPA-regulated water systems. 8 systems have reported health-based violations (MCL exceedances). A past violation does not necessarily mean water is currently unsafe. For current water quality, contact your local water utility. Source: EPA SDWIS.
What environmental agencies cover Carter? ▼
Environmental compliance in Carter, Oklahoma is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the Oklahoma state environmental agency. Facilities report to the EPA Toxic Release Inventory, water systems are regulated under the Safe Drinking Water Act, and contaminated sites are managed under the Superfund program. Contact your state environmental agency for local concerns.

What does this county environmental profile show?

This county environmental profile rolls up EPA Toxics Release Inventory facility reports, Safe Drinking Water Information System public-water-system filings, and Superfund National Priorities List sites for the county boundary defined by the U.S. Census Bureau. Facility counts reflect facilities with a reporting address inside the county, not where downstream environmental effects may be observed. Population figures are from the most recent Census ACS 5-year estimate. The county detail page is updated whenever the upstream EPA programs publish revised data; see the methodology page for the documented ingest cadence and the editorial choices governing how aggregations are computed.

Related Guides

Understanding EPA Data
How EPA collects and publishes environmental data
Environmental Justice
Who lives near polluters and environmental hazards
How to Check Environmental Quality
Step-by-step guide to checking your local environment

Read our methodology - how this data is sourced, computed, and verified.

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Data sourced from U.S. EPA environmental datasets. See our methodology for details. Retrieved and formatted by PlainEnviro Editorial